Default profile banner
NK

Nitish Kumar

@nitish98

Programmer Analyst (Data Engineer) at Cognizant Technology Solutions

Greater Noida, Uttar Pradesh, India

Cognizant Technology SolutionsAmity University

Data Engineer with 3+ years of experience designing scalable cloud data pipelines, ETL/ELT workflows, and data warehousing solutions using AWS, PySpark, and Python.

Experience

Programmer Analyst (Data Engineer)

Cognizant Technology Solutions

Full-timeSep 2022 - PresentNoida, Uttar Pradesh, India

◦ Designed Terraform pipelines to provision Glue Jobs and Lambda, reducing environment setup time from 4h to <1h and standardizing deployments across Dev/QA/Prod. ◦ Built Python SIT automation for the Publish Layer that cut manual regression effort by 50% and increased pipeline release reliability across environments. ◦ Implemented composite-key validation eliminating duplicate records across large datasets, raising downstream data quality KPIs for consuming systems. ◦ Orchestrated pipelines with Step Functions, Glue Triggers, and EventBridge to enable event-driven runs and reduce scheduler drift and manual restarts. ◦ Automated compliance report generation across Dev/QA/Prod, shrinking audit preparation time per release cycle.

Education

Amity University

B. Tech

Computer Science Engineering

Jul 2018 - Jul 2022

Licenses & Certifications

AWS Certified Solutions Architect Associate (SAA-C02)

AWS

• No expiration

Harvard CS50X Introduction to Computer Science

edX

• No expiration

SQL (Intermediate) Certification

HackerRank

• No expiration

Python (Basic) Certification

HackerRank

• No expiration

Skills

Python
PySpark
Snowflake
AWS
Terraform
SQL
GitHub